diff --git a/mozilla/security/psm/lib/client/config.mk b/mozilla/security/psm/lib/client/config.mk
index be6862c1979..fed5cf4b1b8 100644
--- a/mozilla/security/psm/lib/client/config.mk
+++ b/mozilla/security/psm/lib/client/config.mk
@@ -39,6 +39,5 @@
 TARGETS        = $(LIBRARY)
 SHARED_LIBRARY =
 IMPORT_LIBRARY =
-PURE_LIBRARY   =
 PROGRAM        =
 
diff --git a/mozilla/security/psm/lib/client/sample/config.mk b/mozilla/security/psm/lib/client/sample/config.mk
index 20c06833555..8876c20a4a0 100644
--- a/mozilla/security/psm/lib/client/sample/config.mk
+++ b/mozilla/security/psm/lib/client/sample/config.mk
@@ -39,6 +39,5 @@
 TARGETS        = $(PROGRAM)
 SHARED_LIBRARY =
 IMPORT_LIBRARY =
-PURE_LIBRARY   =
 LIBRARY        =
 
diff --git a/mozilla/security/psm/lib/protocol/config.mk b/mozilla/security/psm/lib/protocol/config.mk
index be6862c1979..fed5cf4b1b8 100644
--- a/mozilla/security/psm/lib/protocol/config.mk
+++ b/mozilla/security/psm/lib/protocol/config.mk
@@ -39,6 +39,5 @@
 TARGETS        = $(LIBRARY)
 SHARED_LIBRARY =
 IMPORT_LIBRARY =
-PURE_LIBRARY   =
 PROGRAM        =